It's recommended that we become more concerned ________ the environment around us. A. of B. for C. about D. with
It's recommended that we become more concerned ________ the environment around us.
A. of
B. for
C. about
D. with
Đáp án: C
Giải thích: concerned about: quan tâm về...
Dịch: Chúng ta được khuyên ta nên quan tâm hơn đến môi trường xung quanh chúng ta.